Home / 127,078.26-190,659.87-48,215.22

Finding the Fourth Proportional to 127,078.26, 190,659.87 and 48,215.22

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Solution

The fourth proportional to 127,078.26, 190,659.87 and 48,215.22 is: 72,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,078.26 : 190,659.87 = 48,215.22 : x
  2. Step 2: Convert to fraction form
    127,078.26/190,659.87 = 48,215.22/x
  3. Step 3: Cross multiply
    127,078.26x = 190,659.87 × 48,215.22
  4. Step 4: Simplify right side
    127,078.26x = 9,192,707,577.22
  5. Step 5: Solve for x
    x = 9,192,707,577.22/127,078.26
  6. Step 6: Final answer
    x = 72,338.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.